Ohio Rev. Code Ann. § 4951.08

When the legislative authority of a municipal corporation or board of county commissioners makes a grant as provided in section 4951.02 of the Revised Code, the company or person to whom it is made may appropriate, in accordance with sections 163.01 to 163.22, inclusive, of the Revised Code, property necessary for the street railway if the owner fails expressly to waive his claim to damages by reason of the construction and operation of the railway.